Mendis, D.L.O. Kamaladasa, B. Water for people and nature:Arumugam commemoration volume - Sri Lanka Water Heritage 2003 - xxxiv,260 - Water conservation Soil conservation Ancient irrigation technology - History of Water Conservation Volume 2 . ISBN: 955-8907-00-6 Nat. Bib. No.: 6499 Nat. Bib. Agency Control No.: 626.81(548.7)WAT Subjects--Topical Terms: Engineering & Technology Universal Decimal Class. No.: 626.81(548.7) 1